A capacitor has a resistance of `1200 M Omega` and capacitance of `22 mu F`. When connected to an a.c. supply of frequency 80 hertz, then the alternating voltage supply requried to drive a current of 10 virtual ampere is

An electric kettle has a resistance of 160 Omega . What current will flow when it is connected to a 240 V supply?

A 50 mu F capacitor is connected to an a.c. source of frequency 50 Hz. Caclculate the capacitive reactance of the capacitor.

A coil of resistance 500 Omega and inductance 1.4 H is connected to an alternating voltage supply of frequency 100 //pi Hz. What is the phase difference between the voltage and current in the circuit ?

A resistane of 50 Omega is connected in series with a 10 mu F capacitance and these are connected to a 20V,50Hz a.c. supply . The total impedance is

A circuit containing a 10 Omega resistor and 1 mu F capacitor in series is connected to a 220 V ac supply of angular frequency 100 rads^(-1) . Find the impedance of the circuit?

A capacitor, a resistor and a 40 mH inductor are connected in series to an a.c. source of frequency 60 Hz. Calculate the capacitance of the capacitor,if current is in phase with the voltage.

A capacitor, a resistor and a 40 mH inductor are connected in series to an a.c. source of frequency 60 Hz. Calculate the capacitance of the capacitor,if current is in phase with the voltage.

A resistance of 50Omega is connected in series with a 10 muF capacitance and these are connected to a 20 V, 50 Hz a.c. supply. The total impedance is

An a.c. source generating a voltage v=v+(m) sin omega t is connected to a capacitor of capacitor of capacitance C. Find the expression for the current, I, flowing through it. Plot a graph of v and I versus omega t to show that the current is pi//2 ahead of the voltage. A resistor of 200 Omega and a capacitor of 15.0 mu F are connected in series to a 220 V, 50 Hz a.c. source. Calculate the current in the circuit and the rms voltage across the resistor and the capacitor. Is the algebraic sum of these voltages more than the source voltages ? If yes, resolve the paradox.